Engineering drawing

Mechanical drawing is a drawing that provides the exact information needed to produce an architectural structure or a manufactured object. Every… See more » Camera lucida, LOO suh duh, is a sketching device that consists of a four-sided prism and a magnifying glass, both attached to a frame. The term… See more » Blueprint is a copy of the original drawing that shows how to construct a machine, a building, or another object. The original is called a… See more »